-exploitation of work force: long hours, poor conditions, low pay, labour abuse.-natural resources of country exploited: little money actually to government of host country : profits go overseas : little money reinvested in the local area.-destruction of environment: air pollution, visual pollution etc, habitats destroyed, TNC not concerned with environmental issues, will ignore environmental laws.-factories often footloose and jobs insecure: if labour costs increase, companies may move elsewhere.-over exploited of natural resources.